BIOLOGY HIGH SCHOOL

Which of the following is not true concerning the layers of the earth?

Answers

Answer 1
Answer: The earths layers are uniform in thickness

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HIGH SCHOOL

A client reports chest pain and heavy breathing when exercising or when stressed. which is a priority nursing intervention for the client diagnosed with coronary artery disease

Answers

Check the client’s vital signs
HIGH SCHOOL

Why are 90% of sexually ambiguous newborns assigned to the category of "female" in societies with advanced medical technology?

Answers

All humans start off as female, and only develop male characteristics later in the growing stages. If a newborn is not totally male, it is therefore "female", since that's the "default state". This is also why males have useless nipples.
HIGH SCHOOL

Which of the following blood vessels are small, thin, and porous enough to exchange substances at the tissue level of organizationA) arterioles B) capillaries C) venules D) small arteries E) veins

Answers

Answer: The correct answer is capillaries

Explanation:

capillaries are tiny branched blood vessels that links arterioles to venules and allows exchange of nutrients and gases between the blood and its surrounding tissues

Answer:

The correct answer is B. Capillaries

Explanation:

"Capillaries are the smallest blood vessels. If the circulatory system is a series of roads, capillaries would be the side streets and alleys that reach the individual buildings in the city. Most capillaries are so narrow that blood cells travel through them single file. The thin walls of these narrow vessels allow gas exchange to occur."

There are questions very similar to this, capillaries are also the answer for those.

MIDDLE SCHOOL

What typically results from one completed cell cycle

Answers

2 daughter cells ( ・ᴗ・ )
HIGH SCHOOL

Scientists rely on which of the following in order to classify animals? (1 point) embryological development patterns only
adult body plans only
embryological development patterns and adult body plans for all animals
embryological development patterns for invertebrates and adult body plans for vertebrates

Answers

Scientists rely on embryological development patterns and adult body plans for all animals in order to classify animals. The answer is letter b.
Options are:
A) embryological development patterns only  adult body plans only 
B) embryological development patterns and adult body plans for all animals 
C) embryological development patterns for invertebrates and adult body plans for vertebrates


COLLEGE

Where/when/why is diffusion important in our lives/bodies? 2 or more paragraphs, need to be strong

Answers

Answer:

in human body, the diffusion of different chemicals and gases is important functions in the body.  useful molecules enter and waster products are removed from body during diffusion. oxygen and carbon dioxide are diffused in the lungs .

Diffusion of water, salts and waste products occur in the kidneys. The waste products also evaporates in the form of sweating. The diffusion does not require much energy which is advantage of it.  

calcium is diffused in to the cells from the food across the intestinal mucosa.  when there is need of calcium, it get released from the bones and small intestine will then start absorbing calcium.

Studies have shown that the movement of calcium into intestinal cells is both passive diffusion.

HIGH SCHOOL

A dichotomous key is a step-by-step way to identify an organism using a series of paired descriptions. true or false

Answers

The answer is true, it does help classify organisms
I'm thinking TRUE!!!!!!!!

MIDDLE SCHOOL

The tree is in the ____ family?

Answers

Answer:

sweet gum

star shaped leaves.

Explanation:

Answer: sweet gum

Explanation:

HIGH SCHOOL

Semipermeable layer that surrounds all cells

Answers

The semipermeable layer that surrounds all cells is called the cell membrane.

Answer: The plasma membrane, aka the cell membrane

Explanation:

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